[email protected] , ответ добавлен 18.04.2018 в 11:17

(2 1/6 + 5 1/6 : 4 2/15) * 3/82 = 1/8
1) 5 1/6 : 4 2/15 = 31/6 : 62/15 = 31/6 * 15/62 = 1/2 * 5/2 = 5/4 = 1 1/42) 2 1/6 + 1 1/4 = 2 2/12 + 1 3/12 = 3 5/123) 3 5/12 * 3/82 = 41/12 * 3/82 = 1/4 * 1/2 = 1/8
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